Defined term
Point of interconnection
The point of interconnection is the physical point where a generating facility connects to the SDG&E distribution system under the Rule 21 definition.
grid · Concept code GS-CONCEPT-186 · Last verified August 28, 2026
Evidence through 2023-08-06 · 0 sources have no source-event date
Content modified 2026-08-28
Definition and decision context
Definition
The point of interconnection is the physical point where a generating facility connects to the SDG&E distribution system under the Rule 21 definition.
Applicable jurisdiction: US-CA
Verified August 28, 2026
Why it matters
Rule 21 distinguishes the POI from the PCC and does not turn either tariff term into site-specific equipment-location advice.
Applicable jurisdiction: US-CA
Verified August 28, 2026
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Primary sources
- San Diego Gas & Electric: SDG&E Electric Rule 21 § C Definitions — Point of Interconnection, Sheet 21, Advice Letter 37543-E/AL4242-E, effective 2023-08-06
Revision SDG&E Rule 21 Advice Letter 37543-E/AL4242-E; effective 2023-08-06 · Source event as of August 6, 2023 · Ontology accessed August 28, 2026 · Ontology verified August 28, 2026